Anthriscus sylvestris 'Ravenswing'

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cow parsley 'Ravenswing'

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Herbaceous Perennial
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'Ravenswing' is a decorative cow parsley with deep-purple leaves and pink-tinged flowers. It is a short-lived perennial

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

1-1.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
1–2 years
Max Spread
0.1-0.5 metres
Max Height
1-1.5 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
West–facing or South–facing or East–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H6

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Apiaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Potentially harmful
Humans/Pets (dogs, cats): Harmful to skin with sunlight. Wear gloves and other protective equipment when handling For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus
Anthriscus can be annuals, biennials or perennials, with fern-like leaves and umbels of tiny white flowers
Name Status
Accepted

How to Grow

Cultivation

Grow in any well-drained soil in full sun or partial shade. Cut down to near ground level in early autumn and mulch well

Propagation

Propagate by seed; sow seeds in a cold frame in autumn or spring and select dark-leaved seedlings

Suggested planting locations and garden types

  • Wildlife gardens
  • Wildflower meadow
  • Cottage and informal garden
  • Flower borders and beds

Pruning

Deadhead to prevent prolific self-seeding

Pests

May be susceptible to slug, snail and caterpillar damage on young growth

Diseases

May be susceptible to powdery mildews